Compare 4 motherboards

Side-by-side comparison of 4 motherboards
Specification	Asus Prime B550M-K 90MB14V0-M0EAY0 DIY	ASUS Prime B550M-A AMD Ryzen AM4 Micro ATX Motherboard	MSI B550M Gaming Plus WIFI6E Motherboard	GIGABYTE B550M X AORUS ELITE Motherboard
Price (new) (differs)	£102.37as of 4 Oct, 06:22	£105.86as of 4 Oct, 06:20	£110.42as of 4 Oct, 06:22	£112.67as of 4 Oct, 06:23
RRP (differs)	not stated	not stated	not stated	£316.99
First available on Amazon (differs)	Aug 2019 (7 yr 1 mo old)	Jan 2022 (4 yr 9 mo old)	Aug 2026 (1 mo old)	Aug 2026 (1 mo old)
Brand (differs)	ASUS	ASUS	MSI	Gigabyte
RAM slots (differs)	not stated	not stated	4	4
Fastest RAM speed stated (differs)	not stated	not stated	4,400 MT/s	not stated
M.2 slots (differs)	not stated	2	2	2
Newest PCIe generation stated (differs)	not stated	PCIe 4.0	PCIe 4.0	PCIe 4.0
WiFi (differs)	None named in the listing title	None named in the listing title	WiFi 6E	None named in the listing title
Bluetooth (differs)	not stated	not stated	5.3	not stated
Wired LAN (differs)	not stated	1GbE	1GbE	2.5GbE
Power phases (as stated by the maker) (differs)	not stated	not stated	not stated	8+2
ARGB headers (differs)	not stated	Yes	not stated	not stated
Video outputs (differs)	not stated	HDMI	not stated	HDMI, DisplayPort
Amazon sales rank (differs)	#378,858	#229,191	#32,128	#53,699
Buy	Check price on Amazon	Check price on Amazon	Check price on Amazon	Check price on Amazon

Highlighted rows differ between these boards. “Not stated” means the Amazon listing does not mention it: the board may still have it, so check the maker’s specification. Power phases are printed as stated by the maker and are not comparable between brands. Prices are the new price on Amazon.co.uk at the time shown; the price on Amazon when you buy is the one that applies.

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